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| author | Jose Antonio Ortega Ruiz <jao@gnu.org> | 2009-05-03 01:21:03 +0200 |
|---|---|---|
| committer | Jose Antonio Ortega Ruiz <jao@gnu.org> | 2009-05-03 01:21:03 +0200 |
| commit | 53f1b00552be4057af7c0ef19d708bb2bbf86952 (patch) | |
| tree | 535ce4228de18544e1aa521d20bc986ca7dbb8df /scheme/plt/geiser/eval.ss | |
| parent | bfcb656cd2f17b6cfc90afa0c535c95294863558 (diff) | |
| download | geiser-chez-53f1b00552be4057af7c0ef19d708bb2bbf86952.tar.gz geiser-chez-53f1b00552be4057af7c0ef19d708bb2bbf86952.tar.bz2 | |
PLT: simple macroexpand.
Diffstat (limited to 'scheme/plt/geiser/eval.ss')
| -rw-r--r-- | scheme/plt/geiser/eval.ss | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/scheme/plt/geiser/eval.ss b/scheme/plt/geiser/eval.ss index 0490c1e..2345e14 100644 --- a/scheme/plt/geiser/eval.ss +++ b/scheme/plt/geiser/eval.ss @@ -30,6 +30,7 @@ compile-in load-file compile-file + macroexpand make-repl-reader) (require scheme/enter srfi/13) @@ -115,6 +116,12 @@ (define compile-file load-file) +(define (macroexpand form . all) + (let ((all (and (not (null? all)) (car all)))) + (with-output-to-string + (lambda () + (pretty-print (syntax->datum ((if all expand expand-once) form))))))) + (define (make-repl-reader builtin-reader) (lambda (ns) (last-namespace ns) |